Home / 8,969,812.20-13,454,718.30-6,135,460.20

Finding the Fourth Proportional to 8,969,812.20, 13,454,718.30 and 6,135,460.20

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Solution

The fourth proportional to 8,969,812.20, 13,454,718.30 and 6,135,460.20 is: 9,203,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,812.20 : 13,454,718.30 = 6,135,460.20 : x
  2. Step 2: Convert to fraction form
    8,969,812.20/13,454,718.30 = 6,135,460.20/x
  3. Step 3: Cross multiply
    8,969,812.20x = 13,454,718.30 × 6,135,460.20
  4. Step 4: Simplify right side
    8,969,812.20x = 82,550,888,631,861.67
  5. Step 5: Solve for x
    x = 82,550,888,631,861.67/8,969,812.20
  6. Step 6: Final answer
    x = 9,203,190.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.